diff --git a/persistence-service-v1/persistence-service-server-v1/src/main/java/com/iqser/red/service/peristence/v1/server/service/ManualRedactionService.java b/persistence-service-v1/persistence-service-server-v1/src/main/java/com/iqser/red/service/peristence/v1/server/service/ManualRedactionService.java
index a21be402e..d6af2dc18 100644
--- a/persistence-service-v1/persistence-service-server-v1/src/main/java/com/iqser/red/service/peristence/v1/server/service/ManualRedactionService.java
+++ b/persistence-service-v1/persistence-service-server-v1/src/main/java/com/iqser/red/service/peristence/v1/server/service/ManualRedactionService.java
@@ -7,6 +7,7 @@ import com.iqser.red.service.peristence.v1.server.controller.DictionaryControlle
 import com.iqser.red.service.persistence.management.v1.processor.entity.annotations.*;
 import com.iqser.red.service.persistence.management.v1.processor.entity.dossier.DossierEntity;
 import com.iqser.red.service.persistence.management.v1.processor.exception.BadRequestException;
+import com.iqser.red.service.persistence.management.v1.processor.exception.ConflictException;
 import com.iqser.red.service.persistence.management.v1.processor.exception.NotFoundException;
 import com.iqser.red.service.persistence.management.v1.processor.service.persistence.*;
 import com.iqser.red.service.persistence.service.v1.api.model.annotations.*;
@@ -57,7 +58,7 @@ public class ManualRedactionService {
             try {
 
                 if (!addRedactionRequest.isForceAddToDictionary() && stopwordService.isStopword(addRedactionRequest.getValue())) {
-                    throw new BadRequestException("The entry you are trying to add is a stopword");
+                    throw new ConflictException("The entry you are trying to add is a stopword");
                 }
 
                 dictionaryController.getDictionaryForType(addRedactionRequest.getTypeId());